Extreme Heat Warning
URGENT - WEATHER MESSAGE
National Weather Service Elko NV
927 PM PDT Fri Aug 7 2026
NVZ033-082000-
/O.CON.KLKN.XH.W.0001.000000T0000Z-260811T0600Z/
Southeastern Elko-
Including the cities of West Wendover
927 PM PDT Fri Aug 7 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 11 PM PDT MONDAY...
* WHAT...High temperatures 100 to 105 degrees in the valleys each
afternoon. Low temperatures 73 to 78 degrees in the valleys each
night. This will result in a major risk for heat-related illnesses
for much of the population, especially those without effective
cooling.
* WHERE...Southeastern Elko County.
* WHEN...Until 11 PM PDT Monday.
* IMPACTS...Heat-related illnesses increase significantly during
extreme heat events.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
Drink plenty of fluids, remain in an air-conditioned room, stay out
of the sun, and check on relatives and neighbors.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Elko NV
927 PM PDT Fri Aug 7 2026
NVZ036>038-040-041-082000-
/O.CON.KLKN.XH.W.0001.000000T0000Z-260810T0600Z/
Northern Lander and Northern Eureka-Southern Lander and Southern
Eureka-Southwest Elko-Northwestern Nye-Northeastern Nye-
Including the cities of Eureka, Pinto Summit, Hickison Summit,
Elko, Lamoille, Battle Mountain, Argenta, Palisade, Garden Pass,
Beowawe, Diamond Valley, Crescent Valley, Round Mountain, Eureka
Airport, Dunphy, Ryndon, Tonopah, Jiggs, Duckwater, Manhattan,
South Fork, Grass Valley, Lee, Blue Eagle Ranch, Spring Creek,
and Emigrant Pass
927 PM PDT Fri Aug 7 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 11 PM PDT SUNDAY...
* WHAT...High temperatures 100 to 105 degrees in the valleys each
afternoon. Low temperatures 62 to 70 degrees in the valleys each
night. This will result in a major risk for heat-related illnesses
for much of the population, especially those without effective
cooling.
* WHERE...Northern Lander and Northern Eureka, Southern Lander and
Southern Eureka, Southwest Elko, Northeastern Nye, and
Northwestern Nye Counties.
* WHEN...Until 11 PM PDT Sunday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Elko NV
927 PM PDT Fri Aug 7 2026
NVZ039-082000-
/O.CON.KLKN.XH.W.0001.000000T0000Z-260810T0600Z/
South Central Elko-
Including the cities of Ruby Lake and Oasis
927 PM PDT Fri Aug 7 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 11 PM PDT SUNDAY...
* WHAT...High temperatures 100 to 105 degrees in the valleys each
afternoon. Low temperatures 73 to 78 degrees in the valleys each
night. This will result in a major risk for heat-related illnesses
for much of the population, especially those without effective
cooling.
* WHERE...South Central Elko County.
* WHEN...Until 11 PM PDT Sunday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Salt Lake City UT
1002 PM MDT Fri Aug 7 2026
UTZ101-102-104-105-115-120-121-081900-
/O.CON.KSLC.XH.W.0005.000000T0000Z-260810T0600Z/
Great Salt Lake Desert and Mountains-Tooele and Rush Valleys-
Northern Wasatch Front-Salt Lake Valley-Western Millard and Juab
Counties-Castle Country-San Rafael Swell-
Including the following locations - Wendover, West Jordan, Little
Sahara, Castle Dale, Salt Lake City, Green River, Tooele, Bountiful,
Goblin Valley, Price, Sandy, Delta, Emery, Grantsville, Park Valley,
Vernon, Ogden, and Dugway
1002 PM MDT Fri Aug 7 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT SUNDAY
NIGHT...
* WHAT...Dangerously hot conditions with temperatures up to 102
expected with little overnight relief through Sunday.
* WHERE...Castle Country, San Rafael Swell, Western Millard and Juab
Counties, Great Salt Lake Desert and Mountains, Northern Wasatch
Front, Salt Lake Valley, and Tooele and Rush Valleys.
* WHEN...Until midnight MDT Sunday Night.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Salt Lake City UT
1002 PM MDT Fri Aug 7 2026
UTZ123-124-131-081900-
/O.CON.KSLC.XH.W.0005.000000T0000Z-260809T0300Z/
Lower Washington County-Zion National Park-Glen Canyon Recreation
Area/Lake Powell-
Including the following locations - St George, Big Water, Ivins,
Bullfrog, Springdale, and Hurricane
1002 PM MDT Fri Aug 7 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY...
* WHAT...Dangerously hot conditions with temperatures up to 110
expected with little overnight relief through Saturday.
* WHERE...Glen Canyon Recreation Area/Lake Powell, Lower Washington
County, and Zion National Park.
* WHEN...Until 9 PM MDT Saturday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Salt Lake City UT
1002 PM MDT Fri Aug 7 2026
UTZ128>130-081900-
/O.CON.KSLC.XH.W.0005.000000T0000Z-260809T0300Z/
South Central Utah-Capitol Reef National Park and Vicinity-
Western Canyonlands-
Including the following locations - Torrey, Escalante,
Hanksville, Kanab, and Loa
1002 PM MDT Fri Aug 7 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY...
* WHAT...Dangerously hot conditions with temperatures up to 105
expected with little overnight relief through Saturday.
* WHERE...Capitol Reef National Park and Vicinity, South Central
Utah, and Western Canyonlands.
* WHEN...Until 9 PM MDT Saturday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
215 PM PDT Fri Aug 7 2026
AZZ001-002-570-571-575-576-CAZ522>527-581-582-NVZ014>017-020-022-025-
026-090000-
/O.CON.KVEF.XH.W.0003.000000T0000Z-260810T0300Z/
Northwest Plateau-Lake Havasu and Fort Mohave-Lake Mead - AZ side-
Lake Mohave - AZ side-Hualapai Mountains-Northwest Deserts-Death
Valley National Park-Western Mojave Desert-Eastern Mojave Desert-
Morongo Basin-Cadiz Basin-San Bernardino County-Upper Colorado
River Valley-Owens Valley South-Owens Valley North-Esmeralda and
Central Nye County-Lincoln County-Northeast Clark County-Western
Clark and Southern Nye County-Las Vegas Valley-Southern Clark
County-Lake Mead - NV side-Lake Mohave - NV side-
Including the cities of Pioche, Fort Irwin, Primm, Mountain Pass,
Silver Peak, Baker, North Las Vegas, Morongo Valley, Las Vegas, Dyer,
Valentine, Olancha, Needles, Mesquite, Tuweep, South Cove, Hualapai
Peak, Mitchell Caverns, Indian Springs, Desert Rock, Henderson,
Kingman, Colorado City, Twentynine Palms, Western Grand Canyon, Hiko,
Bishop, Mt Trumbull, Goldfield, Daggett,
Cal-Nev-Ari, Vidal Junction, Bullhead City, Beatty, Temple Bar,
Dolan Springs, Pahrump, Searchlight, Barstow, Caliente, Lone Pine,
Panaca, Boulder City, Overton, Independence, Laughlin, Topock,
Stovepipe Wells, Golden Valley, Amargosa Valley, Moapa, Yucca Valley,
Rachel, Hoover Dam, Lake Havasu City, Alamo, Pipe Spring National
Monument, Yucca, Furnace Creek, Wikieup, Shoshone, and Desert Hills
215 PM PDT Fri Aug 7 2026 /215 PM MST Fri Aug 7 2026/
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/
SUNDAY...
* WHAT...Dangerously hot conditions with highs 110 to 120 degrees
across the Mojave Desert. Highs 95 to 105 degrees across most of
the southern Great Basin and Arizona Strip. Little to no overnight
relief is expected, particularly in the Mojave Desert where lows of
80 to 95 degrees are forecast. This will result in Major-to-Extreme
Heat Risk.
* WHERE...Portions of northwest Arizona, southeast California, and
south central and southern Nevada.
* WHEN...Until 8 PM PDT /8 PM MST/ Sunday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
Monitor the latest forecasts and warnings for updates.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Flagstaff AZ
1211 AM MST Fri Aug 7 2026
AZZ005-090300-
/O.EXT.KFGZ.XH.W.0007.000000T0000Z-260809T0300Z/
Marble and Glen Canyons-
Including the cities of Lees Ferry and Page
1211 AM MST Fri Aug 7 2026 /111 AM MDT Fri Aug 7 2026/
...EXTREME HEAT WARNING NOW IN EFFECT UNTIL 8 PM MST /9 PM MDT/
SATURDAY...
* WHAT...Dangerously hot conditions, with temperatures around 105 to
110 degrees.
* WHERE...Marble and Glen Canyons; including Page.
* WHEN...Until 8 PM MST /9 PM MDT/ Saturday.
* IMPACTS...Most individuals will be at risk for heat-related
illnesses without effective cooling or adequate hydration,
especially with prolonged outdoor exposure.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
Take action when you see symptoms of heat exhaustion and heat stroke.
Anyone overcome by heat should be moved to a cool and shaded
location. Heat stroke is an emergency! Call 9 1 1.
Stay cool, stay hydrated, stay informed.
&&
$$
Red Flag Warning
URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
1233 AM MDT Sat Aug 8 2026
WYZ140-275>283-285>289-300-090000-
/O.CON.KRIW.FW.W.0021.260808T1700Z-260810T0300Z/
Yellowstone National Park-North Bighorn Basin/Worland BLM-
Cody Foothills-Lincoln and Uinta Counties/Lower Elevations-
Upper Green River Basin/Rock Springs BLM-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Natrona County/Casper BLM-Johnson County/Casper BLM-
South Bighorn Basin/Worland BLM-
Upper Wind River Basin/Wind River Basin-South Bighorn Mountains-
Absaroka Mountains/North Shoshone NF-Owl Creek Mountains-
East Wind River Mountains/South Shoshone NF-
Granite/Green/Ferris/Rattlesnake Mountains-Casper Mountain-
1233 AM MDT Sat Aug 8 2026
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
9 PM MDT SUNDAY...
* AFFECTED AREA:
In Central WY Fire Zones...280...283...285...288...289...300.
In North Central WY Fire Zones...275...276...281...282...287.
In Northwest WY Fire Zones...140...286.
In Southwest WY Fire Zones...277...279.
In West Central WY Fire Zone....278.
* COUNTIES AFFECTED:
In Central WY...Fremont...Natrona.
In North Central WY...Big Horn...Hot Springs...Johnson...Park
Washakie.
In Northwest WY...Yellowstone National Park.
In Southwest WY...Sweetwater...Uinta.
In West Central WY...Lincoln...Sublette.
* IMPACTS: Low Humidities...Hot Temperatures...and Strong Gusty
Winds could cause erratic fire behavior.
* WIND: West 10 to 20 mph with gusts up to 35 mph.
* HUMIDITY: As low as 7 percent. Relative humidity recovery will be
poor on Saturday night.
* TEMPERATURES: Highs in the 90s in the lower elevations. Highs in
the 80s in the mountains.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Red Flag Warning means that critical fire weather conditions are
either occurring now....or will shortly. A combination of strong
winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.
&&
$$
http://weather.gov/riverton
URGENT - FIRE WEATHER MESSAGE
National Weather Service Elko NV
935 PM PDT Fri Aug 7 2026
NVZ425-426-081800-
/O.CON.KLKN.FW.W.0010.260808T1900Z-260809T0400Z/
White Pine and Northeast Nye Counties-Northern Nye County-Mojave-
935 PM PDT Fri Aug 7 2026
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM PDT
SATURDAY FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE
WEATHER ZONES 425 AND 426...
* AFFECTED AREA...Fire weather zones 425 and 426.
* WIND...West winds up to 5-10 mph, gust 10-15 mph. Gusty
erraticoutflow winds from passing/collapsing thunderstorms
can reach up to 40-50 mph.
* HUMIDITY...15-20 percent
* THUNDERSTORMS...Thunderstorms will be mostly dry.
* HIGHEST THREAT...is located in fire zone NV425.
* IMPACTS...any fires that develop will likely spread rapidly.
Dry lightning may create new fire starts and combine with
strong outflow winds to produce rapid fire growth. Outdoor
burning is not recommended.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A red flag warning means that critical fire weather conditions
are either occurring now, or will shortly. A combination of
lightning, dry fuel conditions, and gusty microburst winds will
create favorable conditions for new fire starts and extreme fire
behavior.
&&
$$
Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Boise ID
1158 PM MDT Fri Aug 7 2026
IDZ012-014>016-029-030-033-ORZ061>064-082100-
/O.CON.KBOI.HT.Y.0006.000000T0000Z-260809T0300Z/
Lower Treasure Valley-Upper Treasure Valley-Southwest Highlands-
Western Magic Valley-Owyhee Mountains-Southern Twin Falls County-
Upper Weiser River-Harney County-Baker County-Malheur County-
Oregon Lower Treasure Valley-
Including the cities of Murphy Hot Springs, Crane, Silver City,
Diamond, Baker, Cambridge, New Princeton, Ontario, Twin Falls,
Riddle, Nampa, Reynolds, Glendale, Mesa, Venator, Indian Valley,
Council, Burns, Boise, Caldwell, Dunnean, Hollister, Three Creek,
Rogerson, Malheur City, Nyssa, Grasmere, Goodrich, Buchanan, and
Fruitvale
1158 PM MDT Fri Aug 7 2026 /1058 PM PDT Fri Aug 7 2026/
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT /8 PM PDT/
SATURDAY...
* WHAT...High temperatures 95 to 103 degrees at lower elevations and
desert areas. Some relief at night with low temperatures in the 60s
at lower elevations and upper 40s through 50s in the higher
terrain.
* WHERE...Portions of south central and southwest Idaho and northeast
and southeast Oregon.
* WHEN...Until 9 PM MDT /8 PM PDT/ Saturday.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
NF
URGENT - WEATHER MESSAGE
National Weather Service Elko NV
927 PM PDT Fri Aug 7 2026
NVZ031-034-035-082000-
/O.CON.KLKN.HT.Y.0007.000000T0000Z-260810T0600Z/
Northern Elko-Ruby Mountains and East Humboldt Range in Elko-
White Pine-
Including the cities of Charleston, Ely, Lund, Mountain City,
Owyhee, Ely Airport, McGill, Ruth, Gibbs Ranch, Midas, Tuscarora,
Cherry Creek, Jarbidge, and Preston
927 PM PDT Fri Aug 7 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT SUNDAY...
* WHAT...High temperatures 100 to 105 degrees in the valleys each
afternoon.
* WHERE...White Pine, Northern Elko, and Ruby Mountains and East
Humboldt Range in Elko Counties.
* WHEN...Until 11 PM PDT Sunday.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, remain in an air-conditioned room, stay out
of the sun, and check on relatives and neighbors.
&&
$$
98
URGENT - WEATHER MESSAGE
National Weather Service Salt Lake City UT
1002 PM MDT Fri Aug 7 2026
UTZ103-106-107-114-116-081900-
/O.CON.KSLC.HT.Y.0007.000000T0000Z-260810T0600Z/
Eastern Box Elder County-Utah Valley-Cache Valley/Utah Portion-
Western Uinta Basin-Eastern Juab/Millard Counties-
Including the following locations - Brigham City, Smithfield,
Roosevelt, Snowville, Logan, Lehi, Duchesne, Fillmore, Payson, Nephi,
Scipio, and Provo
1002 PM MDT Fri Aug 7 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT SUNDAY NIGHT...
* WHAT...Temperatures up to 95 with little overnight relief.
* WHERE...Eastern Juab/Millard Counties, Cache Valley/Utah Portion,
Eastern Box Elder County, Utah Valley, and Western Uinta Basin.
* WHEN...Until midnight MDT Sunday Night.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Salt Lake City UT
1002 PM MDT Fri Aug 7 2026
UTZ118-119-122-126-127-081900-
/O.CON.KSLC.HT.Y.0007.000000T0000Z-260809T0300Z/
Sanpete Valley-Sevier Valley-Southwest Utah-Upper Sevier River
Valleys-Bryce Canyon Country-
Including the following locations - Mt Pleasant, Cedar City,
Salina, Circleville, Milford, Beaver, Bryce Canyon City, Koosharem,
Panguitch, Richfield, Manti, and Ephraim
1002 PM MDT Fri Aug 7 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY...
* WHAT...Temperatures up to 94 with little overnight relief.
* WHERE...Sanpete Valley, Sevier Valley, Bryce Canyon Country, Upper
Sevier River Valleys, and Southwest Utah.
* WHEN...Until 9 PM MDT Saturday.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
For more information from the National Weather Service visit
https://weather.gov/saltlakecity.
For information on potential travel impacts visit
http://udottraffic.utah.gov
STW
URGENT - WEATHER MESSAGE
National Weather Service Grand Junction CO
952 PM MDT Fri Aug 7 2026
COZ006-082200-
/O.CON.KGJT.HT.Y.0005.260808T1900Z-260809T0200Z/
Grand Valley-
Including the cities of Grand Junction, Fruita, Palisade, Colorado
National Monument, and Whitewater
952 PM MDT Fri Aug 7 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SATURDAY...
* WHAT...High temperatures 100 to 104 expected Saturday with
overnight low temperatures in the 70s.
* WHERE...Grand Valley.
* WHEN...From 1 PM to 8 PM MDT Saturday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Grand Junction CO
952 PM MDT Fri Aug 7 2026
UTZ022-027-082200-
/O.CON.KGJT.HT.Y.0005.260808T1900Z-260809T0200Z/
/O.CON.KGJT.HT.Y.0006.260809T1900Z-260810T0200Z/
Southeast Utah-Arches/Grand Flat-
Including the cities of Blanding, Bluff, Mexican Hat, Moab, Arches
National Park, Castle Valley, and Thompson Springs
952 PM MDT Fri Aug 7 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SATURDAY...
...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SUNDAY...
* WHAT...High temperatures 103 to 108 expected Saturday. High
temperatures 101 to 106 expected Sunday. Overnight low
temperatures in the 70s.
* WHERE...Arches/Grand Flat and Southeast Utah.
* WHEN...For the first Heat Advisory, from 1 PM to 8 PM MDT
Saturday. For the second Heat Advisory, from 1 PM to 8 PM MDT
Sunday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Albuquerque NM
750 PM MDT Fri Aug 7 2026
NMZ201-217-219-221-081000-
/O.EXP.KABQ.HT.Y.0020.000000T0000Z-260808T0200Z/
/O.CON.KABQ.HT.Y.0021.260808T1800Z-260809T0200Z/
Northwest Plateau-Espanola Valley-Middle Rio Grande Valley
including the Albuquerque Metro Area-Sandia and Manzano Mountains
including Edgewood-
750 PM MDT Fri Aug 7 2026
...HEAT ADVISORY WILL EXPIRE AT 8 PM MDT THIS EVENING...
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 8 PM MDT SATURDAY...
* WHAT...Temperatures up to 101 expected.
* WHERE...Middle Rio Grande Valley including the Albuquerque Metro
Area, Sandia and Manzano Mountains including Edgewood, Northwest
Plateau, and Espanola Valley.
* WHEN...From noon to 8 PM MDT Saturday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* ADDITIONAL DETAILS...The hottest temperatures in the low 100s will
be along the San Juan and Rio Grande River Valleys. Record high
temperatures are expected.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
215 PM PDT Fri Aug 7 2026
CAZ519-521-NVZ018-019-090000-
/O.CON.KVEF.HT.Y.0002.000000T0000Z-260810T0300Z/
Eastern Sierra Slopes-White Mountains of Inyo County-Sheep Range-
Spring Mountains-Red Rock Canyon-
Including the cities of Westgard Pass, Hayford Pk, Aspendell,
Bristlecone Pine, Mt Charleston, Whitney Portal, and Red Rock Canyon
215 PM PDT Fri Aug 7 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY...
* WHAT...Hot conditions expected with highs 80 to 90 degrees above
8000 feet and 90 to 100 degrees below 8000 feet. This will result
in Moderate Heat Risk.
* WHERE...In California, Eastern Sierra Slopes and White Mountains of
Inyo County. In Nevada, Sheep Range and Spring Mountains-Red Rock
Canyon.
* WHEN...Until 8 PM PDT Sunday.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
Monitor the latest forecasts and warnings for updates.
&&
$$
MW
URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
304 PM MDT Fri Aug 7 2026
IDZ051>055-058-062-090500-
/O.CON.KPIH.HT.Y.0005.000000T0000Z-260809T0500Z/
Shoshone/Lava Beds-Arco/Mud Lake Desert-Upper Snake River Plain-
Lower Snake River Plain-Eastern Magic Valley-Marsh and Arbon
Highlands-Blackfoot Mountains-
Including the cities of Craters of the Moon NM, McCammon,
Shoshone, INL, Shelley, Blackfoot, Heyburn, American Falls, St.
Anthony, Pocatello, Fort Hall, Rexburg, Downey, Oakley, Grace, Bone,
Soda Springs, Mud Lake, Rupert, Henry, Lava Hot Springs, Burley,
Inkom, Richfield, Carey, and Idaho Falls
304 PM MDT Fri Aug 7 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 11 PM MDT SATURDAY...
* WHAT...Widespread temperatures ranging 95 to 100 degrees across the
advised areas.
* WHERE...Eastern Magic Valley, Shoshone/Lava Beds, Arco/Mud Lake
Desert, Blackfoot Mountains, Lower Snake River Plain, Marsh and
Arbon Highlands, and Upper Snake River Plain.
* WHEN...Until 11 PM MDT Saturday.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
304 PM MDT Fri Aug 7 2026
IDZ056-057-059-090500-
/O.CON.KPIH.HT.Y.0005.000000T0000Z-260809T0500Z/
Southern Hills/Albion Mountains-Raft River Region-
Franklin/Eastern Oneida Region-
Including the cities of Thatcher, Rockland, Malad, Malta, Albion,
Almo, Holbrook, and Preston
304 PM MDT Fri Aug 7 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 11 PM MDT SATURDAY...
* WHAT...Widespread temperatures ranging 95 to 100 degrees across the
advised areas.
* WHERE...Franklin/Eastern Oneida Region, Raft River Region, and
Southern Hills/Albion Mountains.
* WHEN...Until 11 PM MDT Saturday.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
&&
$$
Visit weather.gov/pocatello for more information.
Cropp
Air Quality Alert
COC085-007-051-053-091-081500-
Montrose-Archuleta-Gunnison-Hinsdale-Ouray-
1010 PM MDT Fri Aug 7 2026
...AIR QUALITY HEALTH ADVISORY FOR WILDFIRE SMOKE FROM 900 AM
FRIDAY UNTIL 900 AM SATURDAY...
The Colorado Department of Public Health and Environment has
issued the following...
WHAT...Air Quality Health Advisory for Wildfire Smoke.
WHERE...Montrose, Ouray, Hinsdale, Mineral, Archuleta and southern
Gunnison Counties. Locations include, but are not limited to
Montrose, Nucla, Ouray, Lake City, Creede, Pagosa Springs and
Sapinero.
WHEN...900 AM Friday August 07 to 900 AM Saturday August 08
IMPACTS...Moderate to heavy smoke from fires in southwestern
Colorado will impact the advisory area through at least Saturday
morning. The heaviest smoke is expected for locations in close
vicinity to the Elk fire located in northern Hinsdale County,
especially along Highway 149 north of Lake City during the morning
hours.
HEALTH INFORMATION...Public Health Recommendations: Increasing
likelihood of respiratory symptoms in sensitive individuals,
aggravation of heart or lung disease and premature mortality in
people with cardiopulmonary disease and older adults. People with
heart or lung disease, older adults, and children should reduce
prolonged or heavy exertion.
$$
WYZ001>020-022>030-081900-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
Including the cities of Lake, Mammoth, Old Faithful, Clark, Cody,
Meeteetse, Basin, Greybull, Lovell, Powell, Shell, Thermopolis,
Ten Sleep, Worland, Buffalo, Kaycee, Jackson, Dubois, Riverton,
Shoshoni, Lander, Jeffrey City, Casper, Afton, Alpine,
Star Valley Ranch, Thayne, Pinedale, La Barge, Big Piney, Farson,
Kemmerer, Cokeville, Rock Springs, Green River, and Wamsutter
1210 PM MDT Fri Aug 7 2026
...AIR QUALITY ALERT IN EFFECT UNTIL NOON MDT MONDAY...
The following message is transmitted on behalf of the Wyoming
Department of Environmental Quality, Air Quality Division, and the
Wyoming Department of Health.
* WHAT...Air Quality Alert for Wildfire Smoke.
* WHERE...All of Western and Central Wyoming.
* WHEN...Now through Noon Monday.
* IMPACTS...Smoke from western United States wildfires continues to
be observed across much of western and central Wyoming. The smoke
is limiting visibilities at times.
HEALTH INFORMATION...The Wyoming Department of Health recommends
that the elderly, young children, and individuals with respiratory
problems avoid excessive physical exertion and minimize outdoor
activities during this time. Wildfire smoke is made up of a variety
of pollutants, including particulate matter and ozone, which can
cause respiratory health effects. Although these people are most
susceptible to health impacts, the Department of Health also advises
that everyone should avoid prolonged exposure to poor air quality
conditions.
CURRENT CONDITIONS...The Wyoming Department of Environmental
Quality, Air Quality Division offers near real-time air quality data
for Wyoming`s monitoring stations and health effects information to
help the public interpret current conditions. Current air quality
conditions across the state of Wyoming can be found at
http://www.wyvisnet.com/.
$$
WYZ021-101800-
Southwest Wyoming-
Including the cities of Evanston and Lyman
1051 AM MDT Fri Aug 7 2026
...AIR QUALITY ALERT IN EFFECT UNTIL NOON MDT MONDAY...
The following is transmitted in collaboration with the Wyoming
Department of Environmental Quality, Air Quality Division and the
Wyoming Department of Health until noon MDT Monday.
* WHAT...Air Quality Alert for Wildfire Smoke.
* WHERE...Uinta County in southwest Wyoming.
* WHEN...Noon MDT Friday through Noon MDT Monday
* IMPACTS...Heavy smoke from the northwestern United States has been
observed across southwest Wyoming.
HEALTH INFORMATION...The Wyoming Department of Health recommends the
elderly, young children, and individuals with respiratory problems
avoid excessive physical exertion and minimize outdoor activities
during this time. Wildfire smoke is made up of a variety of
pollutants, including particulate matter and ozone, which can cause
respiratory health effects. Although these people are most
susceptible to health impacts, the Department of Health also advises
that everyone should avoid prolonged exposure to poor air quality
conditions.
CURRENT CONDITIONS...The Wyoming Department of Environmental
Quality, Air Quality Division offers near real-time air quality data
for Wyoming`s monitoring stations and provides health effects
information to help the public interpret current conditions. Current
air quality conditions across the state of Wyoming can be found at
http://www.wyvisnet.com/
$$
IDC001-003-015-027-039-045-073-075-085-087-101630-
Ada-Adams-Boise-Canyon-Elmore-Gem-Owyhee-Payette-Valley-Washington-
1045 AM MDT Fri Aug 7 2026
...AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL
QUALITY FOR Ada, Adams, Boise, Canyon, Elmore, Gem, Owyhee, Payette,
Valley, and Washington Counties...
* WHAT...Air Quality Advisory because of degraded air quality due to
wildfire smoke.
Air Quality Index is forecast to be Unhealthy for Sensitive Groups.
* WHERE...Ada, Adams, Boise, Canyon, Elmore, Gem, Owyhee, Payette,
Valley, and Washington Counties.
* WHEN...UNTIL 1 PM MDT MONDAY.
* IMPACTS...Members of sensitive groups may experience health
effects. The general public is not likely to be affected.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Air pollutants can cause breathing difficulties for children, the
elderly, as well as persons with respiratory problems. Those
individuals who are sensitive to increased particulate matter or
smoke are encouraged to avoid prolonged or strenuous outdoor
activity during this advisory. Open burning is prohibited by air
quality rule. It is also recommended that all other individuals
limit prolonged or strenuous activity outdoors.
THIS STATEMENT IS ISSUED BY THE IDAHO DEPARTMENT OF ENVIRONMENTAL
QUALITY, AIR QUALITY GROUP FOR MORE INFORMATION, CONTACT DEQ`s
Boise Regional Office at (208) 373-0550
$$
